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// SPDX-FileCopyrightText: 2026 Stefan Majewsky <majewsky@gmx.net>
// SPDX-License-Identifier: Apache-2.0
package assert
import (
"go.xyrillian.de/gg/testcapture"
)
// Panics runs the provided action and fails the test if it does not panic.
// On success, the error value passed to the call of panic is returned.
func Panics(t TestingTB, action func()) any {
return PanicsWith[any](t, action)
}
// PanicsWith is like Panics(), but also checks if the recovered error value
// is of type T, failing the test if the type assertion fails.
func PanicsWith[T any](t TestingTB, action func()) T {
t.Helper()
result := testcapture.Capture(t.Context(), t.Name(), func(_ TestingTB) {
action()
})
if result.Outcome != testcapture.OutcomePanicked {
t.Fatal("did not panic")
}
value, ok := result.Panic.(T)
if !ok {
var zero T
t.Fatalf("panicked with incorrect type: expected %T, but got %#v", zero, result.Panic)
}
return value
}
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